help me please read all the explenations..

hey, i read all the explenations, on how to get a picture for your background, on this site and looked on the internet, wanna start a kickass site for me and my friends, cant get it to work, this is what i typed in css, tried a lot of other ways, cant get it to work, copy below whats wrong with this,

thks guys

#page {background-image: url(http://photoshack.com/displayimage.php?pos=-31609.jpg)}